Q: Is 421,012,200 a Composite Number?

Why is 421,012,200 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 421,012,200 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 25 28 30 35 40 42 50 56 59 60 70 75 84 100 105 118 120 140 150 168 175 177 200 210 236 280 295 300 350 354 413 420 472 525 590 600 700 708 826 840 885 1,050 1,180 1,239 1,400 1,416 1,475 1,652 1,699 1,770 2,065 2,100 2,360 2,478 2,950 3,304 3,398 3,540 4,130 4,200 4,425 4,956 5,097 5,900 6,195 6,796 7,080 8,260 8,495 8,850 9,912 10,194 10,325 11,800 11,893 12,390 13,592 16,520 16,990 17,700 20,388 20,650 23,786 24,780 25,485 30,975 33,980 35,400 35,679 40,776 41,300 42,475 47,572 49,560 50,970 59,465 61,950 67,960 71,358 82,600 84,950 95,144 100,241 101,940 118,930 123,900 127,425 142,716 169,900 178,395 200,482 203,880 237,860 247,800 254,850 285,432 297,325 300,723 339,800 356,790 400,964 475,720 501,205 509,700 594,650 601,446 701,687 713,580 801,928 891,975 1,002,410 1,019,400 1,189,300 1,202,892 1,403,374 1,427,160 1,503,615 1,783,950 2,004,820 2,105,061 2,378,600 2,405,784 2,506,025 2,806,748 3,007,230 3,508,435 3,567,900 4,009,640 4,210,122 5,012,050 5,613,496 6,014,460 7,016,870 7,135,800 7,518,075 8,420,244 10,024,100 10,525,305 12,028,920 14,033,740 15,036,150 16,840,488 17,542,175 20,048,200 21,050,610 28,067,480 30,072,300 35,084,350 42,101,220 52,626,525 60,144,600 70,168,700 84,202,440 105,253,050 140,337,400 210,506,100 and 421,012,200, with no remainder.

Since 421,012,200 cannot be divided by just 1 and 421,012,200, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).